CVE-2026-46328: apparmor: fix rlimit for posix cpu timers
In the Linux kernel, the following vulnerability has been resolved:
apparmor: fix rlimit for posix cpu timers
Posix cpu timers requires an additional step beyond setting the rlimit. Refactor the code so its clear when what code is setting the limit and conditionally update the posix cpu timers when appropriate.
Affected Software
Remediation
Event History
Frequently Asked Questions
What is the severity of CVE-2026-46328?
CVE-2026-46328 has a risk rating of 29, indicating it is a low to moderate severity issue.
How do I fix CVE-2026-46328?
To address CVE-2026-46328, ensure you update to the latest version of the Linux kernel where the vulnerability is patched.
What systems are affected by CVE-2026-46328?
CVE-2026-46328 affects the Linux kernel across its various distributions that utilize apparmor functionality.
What are posix cpu timers in relation to CVE-2026-46328?
Posix cpu timers are used in the Linux kernel to manage CPU resource limits for applications, which was impacted by this vulnerability.
Is CVE-2026-46328 related to resource limits in Linux?
Yes, CVE-2026-46328 specifically addresses an issue with setting resource limits for posix cpu timers in the Linux kernel.